fix: pre-allocated columns has no data

2024-01-29 11:02:38 +08:00 · 2024-01-29 11:02:38 +08:00 · 6849ccd280
parent 08c2891d50
commit 6849ccd280
1 changed files with 3 additions and 1 deletions
--- a/source/libs/executor/src/mergejoinoperator.c
+++ b/source/libs/executor/src/mergejoinoperator.c
@ -399,10 +399,12 @@ static void mergeJoinJoinLeftRight(struct SOperatorInfo* pOperator, SSDataBlock*
      colDataSetNULL(pDst, currRow);
    } else {
      char* p = colDataGetData(pSrc, rowIndex);
+      if (p != NULL) {
        colDataSetVal(pDst, currRow, p, false);
      }
    }
  }
+}
 typedef struct SRowLocation {
  SSDataBlock* pDataBlock;
  int32_t      pos;